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Scheme 408 (WDC20) - Solid fuel boiler, oil boiler, mixing circuit, d. h. w. storage tank
Schema 408 (WDC20) - Festbrennstoffkessel, Ölkessel, Mischerheizkreis, Brauchwasserewärmer
Scheme 407b (WDC10, WDC20) - Oil boiler, direct circuit, mixing circuit, d. h. w. storage tank, solar collectors
Schema 407b (WDC10, WDC20) - Ölkessel, Direktheizkreis, Mischerheizkreis, Brauchwassererwärmer, Solarkollektoren
* only WDC20
* nur WDC20
Summary of Contents for WDC Series
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